参考:https://desktop.arcgis.com/zh-cn/arcmap/10.3/tools/3d-analyst-toolbox/comparing-interpolation-methods.htm
插值结果一定是栅格图吗?
栅格转矢量:https://www.cnblogs.com/2008nmj/p/15723308.html
>>结果生成等高线:http://www.javashuo.com/article/p-rofuorrf-ra.html
>>按掩膜提取: